Finding the Fourth Proportional to 88,853.52, 122,597.64 and 53,055.12
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Solution
The fourth proportional to 88,853.52, 122,597.64 and 53,055.12 is: 73,203.99
Step by Step Solution
- Step 1: Write the proportion equation
88,853.52 : 122,597.64 = 53,055.12 : x - Step 2: Convert to fraction form
88,853.52/122,597.64 = 53,055.12/x - Step 3: Cross multiply
88,853.52x = 122,597.64 × 53,055.12 - Step 4: Simplify right side
88,853.52x = 6,504,432,501.92 - Step 5: Solve for x
x = 6,504,432,501.92/88,853.52 - Step 6: Final answer
x = 73,203.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.